213441222144313 has 4 divisors (see below), whose sum is σ = 225996588152820. Its totient is φ = 200885856135808.

The previous prime is 213441222144289. The next prime is 213441222144343. The reversal of 213441222144313 is 313441222144312.

213441222144313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 123863477583609 + 89577744560704 = 11129397^2 + 9464552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213441222144313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213441222144343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6277683004228 + ... + 6277683004261.

It is an arithmetic number, because the mean of its divisors is an integer number (56499147038205).

Almost surely, 2^{213441222144313} is an apocalyptic number.

It is an amenable number.

213441222144313 is a deficient number, since it is larger than the sum of its proper divisors (12555366008507).

213441222144313 is a wasteful number, since it uses less digits than its factorization.

213441222144313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12555366008506.

The product of its digits is 110592, while the sum is 37.

Adding to 213441222144313 its reverse (313441222144312), we get a palindrome (526882444288625).

Subtracting 213441222144313 from its reverse (313441222144312), we obtain a palindrome (99999999999999).

The spelling of 213441222144313 in words is "two hundred thirteen trillion, four hundred forty-one billion, two hundred twenty-two million, one hundred forty-four thousand, three hundred thirteen".